Secondly, how to decide the structure of a graph to minimum broadcasting time?

极小广播图问题，即如何确定图的结构使得广播时间最短。

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With the standard three channels of NASA TV streaming, plus the Space Station views stream, we were broadcasting eight unique feeds of video at one time, another first.

通过NASA电视台的三个常规频道的播出，以及在空间站上的播放，我们同时提供了八个不同的视频源，这是又一个第一次。

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It also has broadcasting centers at Time Warner center in New York City.

它在在纽约时代华纳中心也有广播中心。

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Disney competes with other media and broadcasting companies like Time Warner and News Corp .

FORBES: ESPN Crucial To Disney Success

While it was tremendous fun and a marvellous memory, I think we shall be sticking to broadcasting for the time being.

BBC: Curling with Britain's sports minister

The HC-V720 however has a 28mm high sensitivity lens with 50x zoom plus real time broadcasting over WiFi in full HD.

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